dotfiles/hm/brightness/default.nix

# Light theme during the day, dark theme during the night (not automatic)
{ pkgs, lib, config, ... }:
let
  phases = [
    { command = "jour"; specialisation = null; }
    { command = "crepuscule"; specialisation = "dark"; }
    { command = "nuit"; specialisation = "dark"; }
  ];
  mod = config.xsession.windowManager.i3.config.modifier;
in
{
  config = {
    home.packages = (map
      (phase: (pkgs.writeShellScriptBin phase.command ''
        switch="/nix/var/nix/profiles/system${lib.strings.optionalString (phase.specialisation != null) "/specialisation/${phase.specialisation}"}/bin/switch-to-configuration"
        if [ -x "$switch" ]
        then
            sudo "$switch" test &
            sudo "$switch" boot &
        fi
        ${builtins.getAttr phase.command config.frogeye.desktop.phasesCommands}
        wait
      ''))
      phases) ++ (with pkgs; [
        brightnessctl
      ]);
    xsession.windowManager.i3.config.keybindings = {
      XF86MonBrightnessUp = "exec ${pkgs.brightnessctl}/bin/brightnessctl set +5%";
      XF86MonBrightnessDown = "exec ${pkgs.brightnessctl}/bin/brightnessctl set 5%-";
      "${mod}+F6" = "exec ${pkgs.brightnessctl}/bin/brightnessctl set 1%-";
      "${mod}+F7" = "exec ${pkgs.brightnessctl}/bin/brightnessctl set +1%";
    };
  };
}